In the future, it seems more difficult to live on the Earth. Some people think more money should be spent on researching other planet to live, such as Mars.

In our contemporary era, whether more money ought to be allocated for searching for other planets to live on has sparked much debate. Personally, I firmly believe that our lives will urge us to move to another planet because of issues like overpopulation and ozone depletion. On the one hand, there are numerous prime problems […]